package school;

public class Test3 {

	public Test3() {
		// TODO 自动生成的构造函数存根
	}

	public static void main(String[] args) {
		// Object j = null;
		// DocNetTeacher j2 = (DocNetTeacher) j;
		Teacher jt3 = new DocNetTeacher("小郭", "合肥科海中心");

		DocNetTeacher j = (DocNetTeacher) jt3;
		j.workOnWindowsServer();
	}
}
